GB1556819A - Bidirectional communication system for electrical power networks - Google Patents

Bidirectional communication system for electrical power networks

Info

Publication number
GB1556819A
GB1556819A GB37393/76A GB3739376A GB1556819A GB 1556819 A GB1556819 A GB 1556819A GB 37393/76 A GB37393/76 A GB 37393/76A GB 3739376 A GB3739376 A GB 3739376A GB 1556819 A GB1556819 A GB 1556819A
Authority
GB
United Kingdom
Prior art keywords
communication system
electrical power
bidirectional communication
power networks
networks
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB37393/76A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1556819A publication Critical patent/GB1556819A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5416—Methods of transmitting or receiving signals via power distribution lines by adding signals to the wave form of the power source
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5429—Applications for powerline communications
    • H04B2203/5437—Wired telephone

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Bidirectional Digital Transmission (AREA)
  • Selective Calling Equipment (AREA)
GB37393/76A 1975-09-25 1976-09-09 Bidirectional communication system for electrical power networks Expired GB1556819A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/616,711 US3980954A (en) 1975-09-25 1975-09-25 Bidirectional communication system for electrical power networks

Publications (1)

Publication Number Publication Date
GB1556819A true GB1556819A (en) 1979-11-28

Family

ID=24470654

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37393/76A Expired GB1556819A (en) 1975-09-25 1976-09-09 Bidirectional communication system for electrical power networks

Country Status (4)

Country Link
US (1) US3980954A (en)
JP (1) JPS5241546A (en)
CA (1) CA1056460A (en)
GB (1) GB1556819A (en)

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US4495386A (en) * 1982-03-29 1985-01-22 Astech, Inc. Telephone extension system utilizing power line carrier signals
US4479033A (en) * 1982-03-29 1984-10-23 Astech, Inc. Telephone extension system utilizing power line carrier signals
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US4646084A (en) * 1985-06-21 1987-02-24 Energy Innovations, Inc. Meter reading methods and apparatus
US4881070A (en) * 1985-06-21 1989-11-14 Energy Innovations, Inc. Meter reading methods and apparatus
US5128933A (en) * 1985-07-29 1992-07-07 Baranoff Rossine Dimitri Process and device for the radio transmission of coded data superimposed on a traditional frequency-modulated broadcast
US4719471A (en) * 1986-01-21 1988-01-12 Westinghouse Electric Corp. Angulated FM antenna
US5185765A (en) * 1986-05-08 1993-02-09 Walker Harold R High speed data communication system using phase shift key coding
US5078968A (en) * 1988-02-09 1992-01-07 Nason Frederic L Specimen test unit
US4978504A (en) * 1988-02-09 1990-12-18 Nason Frederic L Specimen test unit
US5238649A (en) * 1988-02-09 1993-08-24 Nason Frederic L Specimen test unit
US4885564A (en) * 1988-05-03 1989-12-05 Thermo King Corporation Power line carrier communication system for monitoring refrigerated containers
US4885563A (en) * 1988-05-03 1989-12-05 Thermo King Corporation Power line carrier communication system
US6104707A (en) * 1989-04-28 2000-08-15 Videocom, Inc. Transformer coupler for communication over various lines
US5581229A (en) * 1990-12-19 1996-12-03 Hunt Technologies, Inc. Communication system for a power distribution line
ES2048043B1 (en) * 1991-08-14 1995-12-16 Baranoff Rossine Dimitri PROCESS AND DEVICE FOR RADIO TRANSMISSION OF CODED DATA OVERLAYED ON A TRADITIONAL BROADCAST OF MODULATED FREQUENCY
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US5467011A (en) * 1992-05-06 1995-11-14 National Rural Electric Cooperative Assn. System for detection of the phase of an electrical signal on an alternating circuit power line
EP0748480A1 (en) * 1992-06-30 1996-12-18 Electronic Innovators, Inc. Distributed intelligence engineering casualty and damage control management system using an ac power line carrier-current lan
US5530737A (en) * 1993-03-22 1996-06-25 Phonex Corporation Secure access telephone extension system and method
US5596647A (en) * 1993-06-01 1997-01-21 Matsushita Avionics Development Corporation Integrated video and audio signal distribution system and method for use on commercial aircraft and other vehicles
US5481478A (en) * 1994-06-03 1996-01-02 Palmieri; Herman D. Broadcast system for a facility
US5539705A (en) * 1994-10-27 1996-07-23 Martin Marietta Energy Systems, Inc. Ultrasonic speech translator and communications system
DE19532503C1 (en) * 1995-09-02 1996-12-05 Grundig Emv Digital radio signal receiving terminal
US5905442A (en) * 1996-02-07 1999-05-18 Lutron Electronics Co., Inc. Method and apparatus for controlling and determining the status of electrical devices from remote locations
US6055435A (en) * 1997-10-16 2000-04-25 Phonex Corporation Wireless telephone connection surge suppressor
US5970127A (en) * 1997-10-16 1999-10-19 Phonex Corporation Caller identification system for wireless phone jacks and wireless modem jacks
US5986574A (en) * 1997-10-16 1999-11-16 Peco Energy Company System and method for communication between remote locations
US20020120569A1 (en) * 1997-10-16 2002-08-29 Day Mark E. System and method for communication between remote locations
US6107912A (en) * 1997-12-08 2000-08-22 Phonex Corporation Wireless modem jack
US6480510B1 (en) 1998-07-28 2002-11-12 Serconet Ltd. Local area network of serial intelligent cells
US6246868B1 (en) 1998-08-14 2001-06-12 Phonex Corporation Conversion and distribution of incoming wireless telephone signals using the power line
US6243571B1 (en) 1998-09-21 2001-06-05 Phonex Corporation Method and system for distribution of wireless signals for increased wireless coverage using power lines
US6998962B2 (en) 2000-04-14 2006-02-14 Current Technologies, Llc Power line communication apparatus and method of using the same
US7248158B2 (en) * 2000-04-14 2007-07-24 Current Technologies, Llc Automated meter reading power line communication system and method
US6842459B1 (en) 2000-04-19 2005-01-11 Serconet Ltd. Network combining wired and non-wired segments
EP1371219A4 (en) * 2001-02-14 2006-06-21 Current Tech Llc Data communication over a power line
US6660948B2 (en) 2001-02-28 2003-12-09 Vip Investments Ltd. Switch matrix
US7069091B2 (en) 2001-11-01 2006-06-27 Salton, Inc. Intelligent microwave oven appliance
US7151968B2 (en) 2001-11-01 2006-12-19 Salton, Inc. Intelligent coffeemaker appliance
KR20040029701A (en) * 2002-10-02 2004-04-08 조은기술 주식회사 Communication-system unite wire and wireless using power line
IL154921A (en) 2003-03-13 2011-02-28 Mosaid Technologies Inc Telephone system having multiple distinct sources and accessories therefor
US7755506B1 (en) 2003-09-03 2010-07-13 Legrand Home Systems, Inc. Automation and theater control system
US7307542B1 (en) 2003-09-03 2007-12-11 Vantage Controls, Inc. System and method for commissioning addressable lighting systems
US7394451B1 (en) 2003-09-03 2008-07-01 Vantage Controls, Inc. Backlit display with motion sensor
US20050097373A1 (en) * 2003-11-03 2005-05-05 Abb Research, Ltd Automated intelligent configuration tool for power system protection and control and monitoring devices
US7113134B1 (en) 2004-03-12 2006-09-26 Current Technologies, Llc Transformer antenna device and method of using the same
WO2005125207A2 (en) * 2004-06-15 2005-12-29 Panasonic Avionics Corporation Portable media device and method for presenting viewing content during travel
US7508834B2 (en) * 2005-06-21 2009-03-24 Current Technologies, Llc Wireless link for power line communications system
US20070054622A1 (en) * 2005-09-02 2007-03-08 Berkman William H Hybrid power line wireless communication system
US7778262B2 (en) 2005-09-07 2010-08-17 Vantage Controls, Inc. Radio frequency multiple protocol bridge
US20080012724A1 (en) 2006-01-30 2008-01-17 Corcoran Kevin F Power line communications module and method
US20070201540A1 (en) * 2006-02-14 2007-08-30 Berkman William H Hybrid power line wireless communication network
US20080039089A1 (en) * 2006-08-11 2008-02-14 Berkman William H System and Method for Providing Dynamically Configurable Wireless Communication Network
US20080143491A1 (en) * 2006-12-13 2008-06-19 Deaver Brian J Power Line Communication Interface Device and Method
US8326282B2 (en) 2007-09-24 2012-12-04 Panasonic Avionics Corporation System and method for receiving broadcast content on a mobile platform during travel
US8509990B2 (en) 2008-12-15 2013-08-13 Panasonic Avionics Corporation System and method for performing real-time data analysis
EP2441229B1 (en) 2009-06-11 2020-05-06 Panasonic Avionics Corporation System and method for providing security aboard a moving platform
US9016627B2 (en) 2009-10-02 2015-04-28 Panasonic Avionics Corporation System and method for providing an integrated user interface system at a seat
WO2011081943A2 (en) 2009-12-14 2011-07-07 Panasonic Avionics Corporation System and method for providing dynamic power management
EP2563661B1 (en) 2010-04-27 2014-12-10 Panasonic Avionics Corporation Deployment system and method for user interface devices
CA2807848C (en) 2010-09-10 2019-10-01 Panasonic Avionics Corporation Integrated user interface system and method
CA2841685C (en) 2013-03-15 2021-05-18 Panasonic Avionics Corporation System and method for providing multi-mode wireless data distribution
US10393780B2 (en) 2013-12-20 2019-08-27 Schneider Electric USA, Inc. Ultrasonic based load center current measurement system

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* Cited by examiner, † Cited by third party
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US3376506A (en) * 1965-12-10 1968-04-02 Executone Inf Sys Inc Combined paging and intercommunication system with separate paging reply line common to all stations
US3714375A (en) * 1970-10-16 1973-01-30 Collins Radio Co Secondary phase modulated communications service via am broadcast stations

Also Published As

Publication number Publication date
JPS5241546A (en) 1977-03-31
CA1056460A (en) 1979-06-12
US3980954A (en) 1976-09-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee